Log Message:
-----------
Conditionally output the server version number in psql if it doesn't
exactly match the client version number, and warn about major version
mismatches.
Modified Files:
--------------
pgsql/src/bin/psql:
startup.c (r1.120 -> r1.121)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/bin/psql/startup.c.diff?r1=1.120&r2=1.121)